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. 1965 Mar;53(3):499–501. doi: 10.1073/pnas.53.3.499
RESULTS ON FINITE SEMIGROUPS DERIVED FROM THE ALGEBRAIC THEORY OF MACHINES*
Kenneth Krohn
1, John Rhodes
1
Kenneth Krohn
1DEPARTMENT OF MATHEMATICS, UNIVERSITY OF CALIFORNIA, BERKELEY
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John Rhodes
1DEPARTMENT OF MATHEMATICS, UNIVERSITY OF CALIFORNIA, BERKELEY
Find articles by John Rhodes
1DEPARTMENT OF MATHEMATICS, UNIVERSITY OF CALIFORNIA, BERKELEY
*
This research was sponsored in part by the Office of Naval Research, Information Systems Branch, under contract Nonr-4138(00).
PMCID: PMC336965 PMID: 16591264